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      <a href="../../index.html">All files</a> / <a href="index.html">javascripts/modules</a> colors.js
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js"><span class="cstat-no" title="statement not covered" >import $ from 'jquery';</span>
c</span>onst d3 = <span class="cstat-no" title="statement not covered" >require('d3');
&nbsp;
// Color related utility functions go in this object
export c</span>onst <span class="cstat-no" title="statement not covered" >bnbColors = [
  '#ff5a5f', // rausch
  '#7b0051', // hackb
  '#007A87', // kazan
  '#00d1c1', // babu
  '#8ce071', // lima
  '#ffb400', // beach
  '#b4a76c', // barol
  '#ff8083',
  '#cc0086',
  '#00a1b3',
  '#00ffeb',
  '#bbedab',
  '#ffd266',
  '#cbc29a',
  '#ff3339',
  '#ff1ab1',
  '#005c66',
  '#00b3a5',
  '#55d12e',
  '#b37e00',
  '#988b4e',
];
&nbsp;
c</span>onst spectrums = <span class="cstat-no" title="statement not covered" >{
  blue_white_yellow: [
    '#00d1c1',
    'white',
    '#ffb400',
  ],
  fire: [
    'white',
    'yellow',
    'red',
    'black',
  ],
  white_black: [
    'white',
    'black',
  ],
  black_white: [
    'black',
    'white',
  ],
};
&nbsp;
export c</span>onst <span class="cstat-no" title="statement not covered" >category21 = (<span class="fstat-no" title="function not covered" >function () </span>{
  // Color factory
  c</span>onst seen = <span class="cstat-no" title="statement not covered" >{};
<span class="cstat-no" title="statement not covered" >  return <span class="fstat-no" title="function not covered" >function (</span>s) {</span>
<span class="cstat-no" title="statement not covered" >    if (!s) {</span>
<span class="cstat-no" title="statement not covered" >      return;</span>
    }
    l</span>et stringifyS = <span class="cstat-no" title="statement not covered" >String(s);
    // next line is for superset series that should have the same color
<span class="cstat-no" title="statement not covered" >    stringifyS = stringifyS.replace('---', '');</span>
<span class="cstat-no" title="statement not covered" >    if (seen[stringifyS] === undefined) {</span>
<span class="cstat-no" title="statement not covered" >      seen[stringifyS] = Object.keys(seen).length;</span>
    }
    /* eslint consistent-return: 0 */
<span class="cstat-no" title="statement not covered" >    return bnbColors[seen[stringifyS] % bnbColors.length];</span>
  };
}());
&nbsp;
export c</span>onst <span class="cstat-no" title="statement not covered" ><span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >colorScalerFactory = f</span>unction (colors, data, accessor) {</span></span>
  // Returns a linear scaler our of an array of color
<span class="cstat-no" title="statement not covered" >  if (!Array.isArray(colors)) {</span>
    /* eslint no-param-reassign: 0 */
<span class="cstat-no" title="statement not covered" >    colors = spectrums[colors];</span>
  }
  l</span>et ext = <span class="cstat-no" title="statement not covered" >[0, 1];
<span class="cstat-no" title="statement not covered" >  if (data !== undefined) {</span>
<span class="cstat-no" title="statement not covered" >    ext = d3.extent(data, accessor);</span>
  }
  c</span>onst points = <span class="cstat-no" title="statement not covered" >[];
  c</span>onst chunkSize = <span class="cstat-no" title="statement not covered" >(ext[1] - ext[0]) / colors.length;
<span class="cstat-no" title="statement not covered" >  $.each(colors, <span class="fstat-no" title="function not covered" >function (</span>i) {</span>
<span class="cstat-no" title="statement not covered" >    points.push(i * chunkSize);</span>
  });
<span class="cstat-no" title="statement not covered" >  return d3.scale.linear().domain(points).range(colors);</span>
};
&nbsp;</pre></td></tr>
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